But, in addition, it is the foundation for practical results that would not have been reached if this knowledge had not been sought disinterestedly.
但此外，纯理论知识还是实际结果的基础，若不能客观公正的追寻这类理论知识，也不可能实现那些结果。
3
When I glow up, I could never forget that apart from my own mother, no one had loved me so fondly and so disinterestedly, with no expectations whatever.